use official cpg release (#234)

mpollmeier · web-flow · commit 55724d3260d5 · 2020-09-23T20:57:50.000+12:00
diff --git a/build.sbt b/build.sbt
@@ -3,7 +3,7 @@ organization := "io.shiftleft"
 scalaVersion := "2.13.1"
 enablePlugins(GitVersioning)
 
-val cpgVersion = "0.12.33+20-8f9e9d73"
+val cpgVersion = "0.12.37"
 val antlrVersion = "4.7.2"
 
 libraryDependencies ++= Seq(
